1. 想象的,假定的：-itious[形容词后缀] | suppositious 想象的,假定的 | cementitious 水泥的

1. based primarily on surmise rather than adequate evidence

    e.g. theories about the extinction of dinosaurs are still highly conjectural
           the supposed reason for his absence
           suppositious reconstructions of dead languages
           hypothetical situation

    Synonym: conjecturaldivinatoryhypotheticalhypotheticsupposedsuppositionalsupposititious